Engineering

UVC LEDs for disinfection on the way to widespread use

An international team of researchers has, for the first time, comprehensively assessed the state of the art of commercial UVC LEDs and summarized the findings in an open-access review. These compact, efficient, and mercury-free ...

Electronics & Semiconductors

Advancing semiconductor thermoelectrics via thickness doping

Thermoelectricity is capable of direct energy conversion between heat and electricity, promising low-grade heat harvesting and solid-state cooling for the transition to sustainable electronics. Currently, bulk Bi2Te3 polycrystalline ...

Business

China says Nvidia 'violated' antitrust law, vows extra probe

China said Monday that an investigation found US chip giant Nvidia had run afoul of the country's antitrust rules, and vowed an additional probe just after trade talks between Beijing and Washington entered a second day.

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